1. Enterprise assets:
The net assets are more than 6,543,800 yuan+0.5 million yuan.
2. Business owner:
(1) The technical director has been engaged in technical management of engineering construction for more than 5 years, and has the title of intermediate or above in engineering sequence; There shall be no less than 2 persons with intermediate or above titles in electrical, mechanical and other majors.
(2) There shall be no less than 3 construction site management personnel with certificates, and complete personnel such as safety personnel and technicians.
(3) There shall be no less than 10 workers who have passed the examination or training, including no less than 2 cable workers for lifting signalmen, no less than 6 installation and disassembly workers for construction lifting machinery, and no less than 1 person for electricians.
(4) The technical director shall preside over the completion of not less than two engineering achievements required by the secondary qualification standards of this category.
Tower crane installation appraisal process:
The window accepts and checks the original documents and preliminary examination materials → organizes experts to review the materials and the investigation site, the project → background review → the chief of the examination and approval department signs → the director in charge of examination and approval → online publicity, accepts complaints → reports to the director's office for research → the director in charge signs and publishes the documents → reports to the Housing and Construction Department for examination and approval, and records them in the Housing and Construction Department's database in a unified way (the provincial housing and Construction Department and the Ministry of Housing and Urban-Rural Development are no longer subject to expert review, online publicity and meeting procedures).